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无线 3945ABG [Golan]：设备尚未准备好，全新安装 Ubuntu

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无线 3945ABG [Golan]：设备尚未准备好，全新安装 Ubuntu

我的 Gateway NX570X 笔记本电脑中有一个无线 3945ABG [Golan] 网络适配器。我刚刚安装了 Ubuntu 14.04。以太网可以工作，但 wifi 不行。我尝试了几种方法试图让它工作，但根本没有帮助。我认为卡本身可能有问题。但我不明白 dmesg 的代码在说什么。我没有任何硬件关闭开关；但我确实打开了键盘组合，wifi 的 LED 亮了。这不是硬阻塞或软阻塞。感谢您的帮助！

lshw 输出：

*-network DISABLED
   description: Wireless interface
   product: PRO/Wireless 3945ABG [Golan] Network Connection
   vendor: Intel Corporation
   physical id: 0
   bus info: pci@0000:03:00.0
   logical name: wlan0
   version: 02
   serial: 00:1b:77:1a:57:5c
   width: 32 bits
   clock: 33MHz
   capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
   configuration: broadcast=yes driver=iwl3945 driverversion=3.19.0-30-generic firmware=15.32.2.9 latency=0 link=no multicast=yes wireless=IEEE 802.11abg
   resources: irq:29 memory:d6000000-d6000fff

dmesg 输出：

[ 2952.041767] iwl3945 0000:03:00.0: Microcode SW error detected. Restarting 0x82000008.
[ 2952.041785] iwl3945 0000:03:00.0: Loaded firmware version: 15.32.2.9
[ 2952.041820] iwl3945 0000:03:00.0: Start IWL Error Log Dump:
[ 2952.041825] iwl3945 0000:03:00.0: Status: 0x000202E4, count: 1
[ 2952.041829] iwl3945 0000:03:00.0: Desc       Time       asrtPC  blink2 ilink1  nmiPC   Line
[ 2952.042057] iwl3945 0000:03:00.0: SYSASSERT     (0x5) 0000006495 0x008B6 0x10A4E 0x00320 0x00000 216
[ 2952.042057] 
[ 2952.042074] iwl3945 0000:03:00.0: Error Reply type 0x000000FF cmd C_RXON (0x10) seq 0x0401 ser 0x00030000
[ 2952.042092] iwl3945 0000:03:00.0: Command C_RXON failed: FW Error
[ 2952.042104] iwl3945 0000:03:00.0: Error setting new configuration (-5).
[ 2952.043867] iwl3945 0000:03:00.0: Can't stop Rx DMA.
[ 2952.044244] ieee80211 phy0: Hardware restart was requested

答案1

嘿，你已经尝试过什么了？几个步骤是手动关闭并在终端中重新启动。请更新您已完成的 wifi 故障排除，以便更好地帮助您。

sudo ifdown 接口

sudo ifup 接口

sudo iwlist 扫描

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